HS1 (disambiguation)
- ATS (wheels)
- Civil Aviation Department Mrigasheer
- Curtiss HS-1
- Fox Chase Rapid Transit Line
- HS postcode area
- HS-1 (satellite)
- HSI (disambiguation)
- Harry Styles (album)
- Heteroscorpine
- High Speed 1
- Hymenistatin
- List of automotive light bulb types
- List of inactive United States Navy aircraft squadrons
- National Wind Tunnel Facility
- Plantronics
- Røde Microphones
- Trinity (nuclear test)
- Weisscam